Database Tuning (MOSC)

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ORA-01013: user requested cancel of current operation

edited Oct 4, 2016 9:05AM in Database Tuning (MOSC) 9 commentsAnswered

Hello,

I have following infrastructure:

Oracle Server: Oracle Database 12c Enterprise Edition Release 12.1.0.2.0 - 64bit

Windows Server 2012 R2 Standard

RAM: 32GB

2.66GHZ(2CPU)

Two scsi disk device

Memory parameters are set:

NAME                                 TYPE        VALUE

------------------------------------ ----------- ------------------------------

archive_lag_target                   integer     0

db_big_table_cache_percent_target    string      0

db_flashback_retention_target        integer     1440

fast_start_io_target                 integer     0

fast_start_mttr_target               integer     0

memory_max_target                    big integer 26048M

memory_target                        big integer 26048M

parallel_servers_target              integer     384

pga_aggregate_target                 big integer 3200M

sga_target                           big integer 22848M

From time to time during deploy application i following error on very simple quires e.g (SELECT COUNT(*) FROM USER_CONSTRAINTS)

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